IQOE Newsletter #11 is now available. This issue reports on the results of the IQOE Science Committee meeting and Global Library on Underwater Sounds (GLUBS) workshop in Woods Hole in April, as well as an update on the first World Ocean Passive Acoustic Monitoring Day in June. The newsletter provides an update on IQOE activities related to the global hydrophone metadatabase, low-cost hydrophones, and on the effects of the COVID-19 pandemic on ocean sound. Finally, the newsletter provides updates on IQOE-endorsed projects and other national activities on ocean acoustics.